Ice cream sandwich



FIG. 1 is a top plan view of an ice cream sandwich, showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left end elevational view thereof;

FIG. 5 is a right end elevational view thereof;

FIG. 6 is a bottom plan view thereof.

The ornamental design for an ice cream sandwich, as shown and described.